During the 9th International Gas Geochemistry held in Taiwan, China, Dr.Duan Zhenhao from State Key Laboratory of Lithospheric Evolution,IGG,CAS was elected the member of International Committee of Gas Geochemistry, which was found in the 1980s, mainly engaged in research crust-mantle material source, volcanoes, fault, earthquake, gas hydrates, CO2 storage, and other gas related issues. The committee members are composed of the international outstanding scientists.